66528059020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12911}}^1\times {\mathrm{8311}}^1$

素因数の和:21262

約数の個数: 48

約数和(自身を含む): 144244187136

約数和(自身を除く): 77716128116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 8311, 12911, 16622, 25822, 33244, 41555, 51644, 64555, 83110, 129110, 166220, 257641, 258220, 400241, 515282, 800482, 1030564, 1288205, 1600964, 2001205, 2576410, 4002410, 5152820, 8004820, 107303321, 214606642, 429213284, 536516605, 1073033210, 2146066420, 3326402951, 6652805902, 13305611804, 16632014755, 33264029510, 66528059020]

約数ペア:

[(1, 66528059020), (2, 33264029510), (4, 16632014755), (5, 13305611804), (10, 6652805902), (20, 3326402951), (31, 2146066420), (62, 1073033210), (124, 536516605), (155, 429213284), (310, 214606642), (620, 107303321), (8311, 8004820), (12911, 5152820), (16622, 4002410), (25822, 2576410), (33244, 2001205), (41555, 1600964), (51644, 1288205), (64555, 1030564), (83110, 800482), (129110, 515282), (166220, 400241), (257641, 258220)]